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« on: July 25, 2012, 12:11:18 PM »
Cary,
I have a 13 year old 200ft well and original 1/2 HP Goulds/Franklin 4" sitting @ 150 ft. Steel casing extends down past the pump so I know it is bottom fed. Just installed an Irrigation system this year and am planning to install a CSV to give the pump a few more years, hopefully before I need to contemplate pulling it and getting it replaced (as you say, they don't build them like they used to).
Plenty of capacity, well was tested to 25 GPM sustained at install and I haven't seen any signs of drop off, just have had pressure problems on the 2nd floor. Pressure is definitely being impacted by the aerator/sand filter I had to have installed day one to help get the Iron oxide out, running a 30/50 switch from day one.
The 1 1/4" aerator is currently in the line first then a 1 1/4" flochek, followed by the tank tee with integrated switch, pressure relief, etc. Usual set up. I would like to either install the CSV just before the aerator or maybe move the aerator to after the tank in the 3/4" supply to the house and irrigation, which would give me more space for the CSV install just before the flochek and tank "T" I think the flochek is there because of the 80 foot run to the well pitless fitting from the house, not sure why because from what I understand there should be a flochek in the pump itself.
So: with the CSV in, I would switch to a 40/60 switch and get much better overall pressure, the tank currently holds about 5 or 6 gallons with it's current 28# pressure setting (set empty of course). Does this sound like a solid application for CSV1A to you? The aerator is my only concern.
thanks,
Don